<template>
    <div>
        <!-- 面包屑导航区域 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>数据管理</el-breadcrumb-item>
            <el-breadcrumb-item>数据图表</el-breadcrumb-item>
        </el-breadcrumb> 
        <!-- 卡片视图区 -->
        <el-card>
                <!-- 2.为 ECharts 准备一个具备大小（宽高）的 DOM -->
                <div id="main" style="width: 600px;height:400px;"></div>
        </el-card>
    </div>
</template>
<script>
// 1.导入 echarts 库
import echarts from 'echarts'
import _ from 'lodash'
export default {
    name:'Report',
    data(){
        return {
            option:{
                title: {
                    text: ''
                },
                tooltip: {},
                legend: {
                    data:['销量']
                },
                xAxis: {
                    data: ["衬衫","羊毛衫","雪纺衫","裤子","高跟鞋","袜子"]
                },
                yAxis: {},
                series: [{
                    name: '销量',
                    type: 'bar',
                    data: [5, 20, 36, 10, 10, 20]
                }]
            }
        }
    },
    created(){

    },
    async mounted(){  
        // 3. 获取Dom，初始化实例
        var myChart = echarts.init(document.getElementById('main'));

        const {data:res} = await this.$http.get('reports/type/1');
        console.log(res)
        if(res.meta.status !== 200){
            return this.$message.error('数据图表获取失败！');
        }
        // 指定图表的配置项和数据  数据合并
        const result = _.merge(res.data,this.option)
        // 使用刚指定的配置项和数据显示图表。
        myChart.setOption(result);
    },
    methods:{ 

    }
}
</script>

<style lang="less" scoped>

</style>
